Map of ogallala aquifer - In the southern part of the High Plains, the Ogallala Aquifer beneath Kansas, Oklahoma, New Mexico, and Texas contains water that was stored in alluvial deposits after the Last Glacial Maximum. Modeling projections show that intensive pumping for farming is causing depletion that may limit deposit productivity to just 30–50 more years.

 
Ogallala aquifer—and the region it enhances. Underlying 175,000 square miles across eight states, this aquifer drives agricultural productivity and identity. The Ogallala aquifer region hosts diverse landscapes and ecosystems that are sensitive to human impacts. The aquifer currently supports nearly 30% of U.S. irrigated crops and livestock. . University of kansas medical records

Major aquifers. This entry lists the major (mega) aquifer system (s) that underlie a country, keeping in mind that many of these mega aquifers are so large that they extend under multiple countries. More than 30% of freshwater is held in underground aquifers. There is great variation in the size of such aquifers, but a limited number of very ...About. The Ogallala Aquifer is the largest underground water reservoir in the United States. It covers 174,000 square miles in Nebraska, Kansas, Oklahoma, Texas, South Dakota, Wyoming, Colorado and New Mexico. This aquifer, a major source of water for agricultural, municipal and industrial development on the High Plains, is being depleted as ...... that have been passed to try and help preserve the aquifer. Map of the ogallala aquifer water changes. Map of ogalla aquifer water depth. Back to top page.The Aquifer Mapping Program at the New Mexico Bureau of Geology and Mineral Resources was asked to answer that question. Building on previous work by the Kansas Geological Survey and Texas Tech University in their respective states, we prepared maps showing the projected usable life of the Ogallala aquifer in east-central New Mexico.The Ogallala Aquifer is the western portion of the High Plains Aquifer (from the Colorado border to approximately the eastern boundary of Ford County). This portion of the aquifer has the lowest recharge and the greatest changes in saturated thickness , and in most areas is managed under "programmed depletion" rather than "safe yield" policies.Page Size: 54 x 36 inches. Average Change in Water Table Elevations from 2000 to 2005 for the High Plains Aquifer in Kansas. Page Size: 42 x 34 inches. Page Size: 20 x 16 inches. Estimated Usable Lifetime for the High Plains Aquifer in Kansas (based on ground-water trends from 1996 to 2000) Page Size: 20 x 16 inches. The Ogallala aquifer in the United States is at risk of depletion. This 174,000 sq mile aquifer provides so much water to the Great Plains region, but is bei...The Ogallala Maps & Data section contains aquifer information for forty-one Texas counties for a nineteen year study period from 1990 to 2008. Included in the Texas Counties subsection are maps and graphs of the water in storage, change in water in storage, the saturated thickness, and the change in saturated thickness for each county.From the archives: The Ogallala Aquifer is a massive underground, freshwater reservoir that extends across eight states from South Dakota to Texas. Critical ...much of the western Ogallala aquifer was never very productive because it is too thin and commonly discontinuous. Based on the limited data, water levels appear to be changing only slightly there. Map 1—Map and wells of saturated thickness in feet for the 2010s decade. Areas of zero saturation have developed since the 1950s.Search by aquifer name or number (leave blank to see all aquifers) ... Advanced mapping. Aquifer notations. Drilling and operation advisory. Groundwater surface water interactions. Numerical model. Other information. Water budget. Search Reset. Download all aquifers - Aquifer extract (XLSX) - Aquifer extract (CSV)4 gru 2019 ... This map shows the Ogallala Aquifer's water level change from pre-1950s to 2015. How is the Ogallala Aquifer doing? In short, not great. In ...The Ogallala is a finite water source. Now the eight-state, $30 billion agriculture and livestock industry that has relied on the aquifer for its own wealth and to produce one-fifth of the nation’s corn, wheat, and cattle faces a new era of …Jun 16, 2017 · The U.S. Geological Survey has released a new report detailing changes of groundwater levels in the High Plains aquifer. The report presents water-level change data in the aquifer for two separate periods: from 1950 – the time prior to significant groundwater irrigation development – to 2015, and from 2013 to 2015. Courage, experimentation, voices needed to drive change The Ogallala Aquifer’s future requires not just adapting to declining water levels, but the involvement of a wide range of participants comfortable with innovation who will help manage the situation and drive future changes. That was the message heard by more than 200 participants from across eight statesThe Ogallala Aquifer is a vast, underground water supply that lies beneath 8 states, including parts of Eastern Colorado. Many farmers on the eastern plains depend on it as a reliable source of water to irrigate their crops. ... Map showing variable groundwater level changes of the Ogallala Aquifer in Eastern Colorado, 1999-2018. But according ...The Ogallala Aquifer lies beneath 111 million acres of land in Wyoming, South Dakota, Nebraska, Kansas, Colorado, Oklahoma, Texas, and New Mexico. The aquifer provides water for approximately 1.9 million people and has been instrumental in the development of the robust agriculture economy of the Great Plains region. It is also vitally …The Ogallala aquifer extends through 48 counties of the Texas Panhandle and is the southernmost extension of the largest aquifer (High Plains aquifer) in North America. The Ogallala Formation of late Miocene to early Pliocene age consists of heterogeneous sequen-ces of coarse-grained sand and gravel in the lower part, grading upward into clay ... This principal aquifers map is available for download as a PDF or available for purchase from the USGS Store.. National Aquifer Code Reference List. The principal aquifers shown on the 2003 map above, with some additions, were used as the first National Aquifer reference list in the USGS National Water Information System (NWIS) in the Aggregate Water Use Data System (database released in ...Water levels in the Ogallala Aquifer continue to plummet as farm irrigation swallows an average of more than 2 billion gallons of groundwater per day statewide. But after decades of mostly ...This map shows how much the aquifer has declined across the western Kansas groundwater management district. Many areas, shaded in red, have lost more than 80% of their underground water.In Kansas, the aquifer comprises three components — the Ogallala aquifer, the Great Bend Prairie aquifer and the Equus Beds. Of these, the Ogallala aquifer underlies most of western Kansas and consists mainly of the Ogallala Formation, a geologic unit that formed from sediment eroded off the uplifting Rocky Mountains. ... Map: High …Ogallala Map. Ogallala is a city in Keith County, Nebraska, United States. The population was 4,930 at the 2000 census. It is the county seat of Keith County. In the days of the Nebraska Territory, the city was a stop on the Pony Express and later along the transcontinental railroad. The Ogallala Aquifer was named after the city.Many forms of land-based life depend on fresh water, which comes from rain. Humans depend on rain to fill aquifers. Rain also plays a role in shaping the landscape and bringing nutrients to the ocean.A substantial data set is available for the High Plains aquifer, with 560 records. In general, water in the New Mexico portion of the High Plains aquifer is of high quality, with a median TDS of just 436 mg/l. Very few of the wells sampled exceed 2,000 mg/l. The maximum TDS value (15,100 mg/l) is from a well located east of Portales, a short ...18. Distribution map of tritium values in Ogallala ground water. 19. Map showing present-day flowing springs in the study area. 20. Map showing annual pumpage and recharge of the Ogallala aquifer. 21. Map showing thickness of the vadose zone above the Ogallala water table. 22. Map showing approximate saturated thickness of the Ogallala ...The Ogallala Aquifer is up to 1,000 feet deep in some places. However, the average depth is estimated to be between 100 and 300 feet below the surface. In some areas, the water table can reach depths of 500 feet or more. The aquifer contains deposits of both fresh and salty water. In most places, the upper layer is composed of fresh water ...Texas Aquifers. Texas has numerous aquifers capable of producing groundwater for households, municipalities, industry, farms, and ranches. The Texas Water Development Board (TWDB) recognizes 9 major aquifers − aquifers that produce large amounts of water over large areas (see major aquifers map) − and 22 minor aquifers − aquifers that produce minor amounts of water over large areas or ...of the Ogallala Aquifer includes more than 500 maps and graphs showing the status and changes in the Ogallala Aquifer during the 15-year study period for the 42 Texas counties in the study area. The atlas also provides a series of maps that compare the agricul-ture, demographics and physical landscape of the Southern HighIn Kansas, “Day Zero” – the day wells run dry – has arrived for about 30% of the aquifer.Within 50 years, the entire aquifer is expected be 70% depleted.. Some observers blame this situation on periodic drought.Others point to farmers, since irrigation accounts for 90% of Ogallala groundwater withdrawals.But our research, which focuses …ACT NOW CO FY23 Forest Health. The Ogallala Aquifer, also known as the High Plains Aquifer, is a vast yet shallow underground water table aquifer located beneath the Great Plains in the United States. It is one of the world's largest aquifers and covers an area in portions of eight states, which include Colorado, South Dakota, Nebraska, Wyoming ... Additionally, fertilizer and industrial chemicals have caused pollution of the Ogallala aquifer in some areas. Map of water-level changes in the High ...Kansas Geological Survey, 1930 Constant Ave., Lawrence, KS 66047-3724 phone 785-864-3965, Core Library 785-864-2098. Kansas Geologic Sample Repository,Aug 24, 2022 · The principal aquifer of the America’s High Plains is the Ogallala aquifer, which underlies eight states, extending about 174,000 sq mi (450,000 sq km) from South Dakota to North Texas. The High Plains aquifer system includes the Ogallala formation as well as other less extensive peripheral aquifers that may be lumped together and referred to ... The Ogallala Aquifer, or High Plains Aquifer, is a vast yet shallow aquifer located beneath the Great Plains in the United States. One of the world's largest aquifers, it lies under about 174,000 mi² (450,000 km²) in portions of South Dakota, Nebraska, Wyoming, Colorado, Kansas, Oklahoma, New Mexico, and Texas. It was named in 1899 by N.H. Darton from …much of the western Ogallala aquifer was never very productive because it is too thin and commonly discontinuous. Based on the limited data, water levels appear to be changing only slightly there. Map 1—Map and wells of saturated thickness in feet for the 2010s decade. Areas of zero saturation have developed since the 1950s.The Ogallala Aquifer is the largest aquifer in the United States. It occupies an area of 174,000 square miles, spreading across 8 American Great Plains States, according to the US Geological Survey. These states are Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming. The aquifer occupies 11 percent of Texas ...18 lis 2020 ... The Ogallala-High Plains Aquifer is one of the world's largest ... Map shows changes in Ogallala water levels from before the aquifer was ...The Ogallala Aquifer (oh-guh-LAH-lah) is a shallow water table aquifer surrounded by sand, silt, clay, and gravel located beneath the Great Plains in the United States. As one of the world's largest aquifers, it underlies an area of approximately 174,000 sq mi (450,000 km2) in portions of eight states (South Dakota, Nebraska, Wyoming, …Created 15 years ago, Google Maps’ Street View has added more than 220 billion Street View images from over 100 countries and territories. Google Maps’ Street View feature was created 15 years ago, and since then, has added more than 220 bi...Apr 7, 2023 · Saving the Ogallala Aquifer, Sanderson said, will take more than shaming the irrigators who use it. It will require a shift in the broader systems that give western Kansas farmers incentives to grow thirsty crops like corn in this dry region to serve a nation clamoring for cheap beef and ethanol gasoline — the systems that have built Kansas ... 29 gru 2011 ... ... Ogallala aquifer map The Ogallala Aquifer sits below 174,000 square miles of crop and rangeland from South Dakota to Texas.The Ogallala ...Between 1950 and 2013, the water levels dropped over 250 feet in an Ogallala well near Lubbock, Texas. The aquifer has seen more moderate declines elsewhere, but it's causing problems for cities, well owners and irrigators alike. Oklahoma only permits its irrigators enough groundwater to cover each acre of their land with 2 feet of water per ...From the archives: The Ogallala Aquifer is a massive underground, freshwater reservoir that extends across eight states from South Dakota to Texas. Critical ...Ogallala Aquifer Program (OAP) scientists are requested to submit a detailed Project Plan (suggested length 3-5 pages) that addresses the overall OAP Goal of “Developing and evaluating water management strategies and technologies for maintaining and/or enhancing the economic viability of the agriculture industry and the vitality of the Southern Ogallala Aquifer Region.”Feb 23, 2018 · The second model was developed for Gregory and Tripp Counties (Davis and Putnam, 2013) and simulates groundwater flow in the Ogallala aquifer. The USGS also has developed a third groundwater flow model of the Ogallala and Arikaree aquifers in cooperation with OST for applicable parts of Bennett, Jackson, and Shannon Counties (Davis and others ... Sampling wells associated with a single aquifer are screened exclusively in that aquifer. Wells designated as "mixed" are screened in two or more aquifers. Data Source: USGS Water Data for the Nation. Click points on the map to view water quality sample results. Recent groundwater levels (2005-15), Ogallala aquifer.High Plains Home. Welcome to the Kansas Geological Survey (KGS) High Plains/Ogallala Aquifer Information web pages, dedicated to providing information, data, and resources related to the High Plains aquifer. Please explore the links to the left or click on the map below to find data and information by county.The Ogallala is the largest freshwater aquifer in the world. The maps above show the saturated thickness (vertical distance between the water table and the ...The Ogallala aquifer in the American high plains, along with similar aquifers in Mexico, Eastern Europe, Egypt, Arabia, Iran, India and China, represent the crisis zones for humanity's groundwater ...Page Size: 54 x 36 inches. Average Change in Water Table Elevations from 2000 to 2005 for the High Plains Aquifer in Kansas. Page Size: 42 x 34 inches. Page Size: 20 x 16 inches. Estimated Usable Lifetime for the High Plains Aquifer in Kansas (based on ground-water trends from 1996 to 2000) Page Size: 20 x 16 inches.Ogallala aquifer—and the region it enhances. Underlying 175,000 square miles across eight states, this aquifer drives agricultural productivity and identity. The Ogallala aquifer region hosts diverse landscapes and ecosystems that are sensitive to human impacts. The aquifer currently supports nearly 30% of U.S. irrigated crops and livestock. For those who work in real estate, the term “plat map” is one with which you already have familiarity. Each time property has been surveyed in a county, those results are put on a plat map. Here are guidelines for how to view plat maps of y...The Ogallala Aquifer is up to 1,000 feet deep in some places. However, the average depth is estimated to be between 100 and 300 feet below the surface. In some areas, the water table can reach depths of 500 feet or more. The aquifer contains deposits of both fresh and salty water. In most places, the upper layer is composed of fresh water ...The Ogallala aquifer is the primary source of water for agricultural and municipal purposes in the Texas Panhandle. Because most of the groundwater in the Texas Panhandle is withdrawn from the Ogallala aquifer, information on the quality of groundwater in the Ogallala aquifer in this part of Texas is useful for resource characterization. The Ogallala Maps & Data section contains aquifer information for forty-one Texas counties for a nineteen year study period from 1990 to 2008. Included in the Texas Counties subsection are maps and graphs of the water in storage, change in water in storage, the saturated thickness, and the change in saturated thickness for each county. ...- WorldAtlas Where Is The Ogallala Aquifer? United States Geological Survey map representing the area under which the Ogallala Aquifer lies. Yellows and reds indicate areas where depletion is being seen. Description The Ogallala Aquifer is the largest aquifer in the United States.The High Plains Aquifer Atlas, compiled by the Kansas Geological Survey, features more than 70 maps—several animated or interactive—that can be used to investigate such timely topics as changes in groundwater levels and availability of groundwater over time, water use, water rights, and the region's climate conditions. Four animated maps in ... The Ogallala aquifer holds enough water to cover all fifty United States in 1.5 ft of water. That’s three billion acre-feet or one quadrillion gallons (a million billion gallons or 1,000,000,000,000,000 gallons), about the volume of Lake Huron. ... Map of water-level changes in the High Plains Ogallala aquifer in parts of Colorado, Kansas ...... that have been passed to try and help preserve the aquifer. Map of the ogallala aquifer water changes. Map of ogalla aquifer water depth. Back to top page.There are at least seven major aquifer systems in Nebraska. By far, the High Plains/Ogallala aquifer is the largest in terms of volume of water in storage and withdrawals for irrigation. Several secondary aquifers exist in areas outside of the High Plains aquifer, providing water for irrigation, municipal supplies, and domestic use in parts of far western and far eastern Nebraska. 14 mar 2012 ... Map used to define Nebraska Sandhills doesn't include nearby areas also vulnerable to contamination, InsideClimate News has learned. By Lisa ...Apr 4, 2023 · Water levels in the Ogallala Aquifer continue to plummet as farm irrigation swallows an average of more than 2 billion gallons of groundwater per day statewide. But after decades of mostly inaction from Kansas leaders, the state’s approach to water conservation might finally be starting to shift. Ogallala Aquifer and rangeland management Spanning from South Dakota to Texas, the Ogallala Aquifer is the largest freshwater aquifer in North America. But, for decades research has shown that much of the Ogallala in Texas could be depleted as soon as 2100 if recharge and use continue at current rates.Survey maps are an essential tool for any property owner. They provide detailed information about the boundaries of a property, as well as any features that may be present on the land.Farmers in Kansas and other states that sit atop the Ogallala aquifer -- the largest freshwater aquifer in North America -- are pumping out water for crop ir...The Ogallala aquifer in the American high plains, along with similar aquifers in Mexico, Eastern Europe, Egypt, Arabia, Iran, India and China, represent the crisis zones for humanity's groundwater ...The Ogallala Aquifer is the western portion of the High Plains Aquifer (from the Colorado border to approximately the eastern boundary of Ford County). This portion of the aquifer has the lowest recharge and the greatest changes in saturated thickness , and in most areas is managed under "programmed depletion" rather than "safe yield" policies.Ogallala Aquifer Program (OAP) scientists are requested to submit a detailed Project Plan (suggested length 3-5 pages) that addresses the overall OAP Goal of “Developing and evaluating water management strategies and technologies for maintaining and/or enhancing the economic viability of the agriculture industry and the vitality of the Southern Ogallala …includes the well-known Ogallala aquifer, is the most important water source for much of western and central Kansas (fig.1), supplying 70% to 80% of the water used by Kansans ... and map (B) showing aquifers that make up the High Plains aquifer. Figure 3—Generalized cross section showing the High Plains aquifer and underlying bedrock. TheMap water-level changes in the aquifer from predevelopment (generally 1950) or 1980 to winter or spring of the report year using water levels measured by Federal, State, and local entities. ... [Ogallala] aquifer. The directive from Congress was contained in the Water Resources Development Act of 1986 (Public Law 99-662).Additionally, fertilizer and industrial chemicals have caused pollution of the Ogallala aquifer in some areas. Map of water-level changes in the High ...Sampling wells associated with a single aquifer are screened exclusively in that aquifer. Wells designated as "mixed" are screened in two or more aquifers. Data Source: USGS Water Data for the Nation. Click points on the map to view water quality sample results. Recent groundwater levels (2005-15), Ogallala aquifer.12 sie 2023 ... This map shows changes in Ogallala water levels from the period before ... Ogallala Aquifer should be considered a nonrenewable resource. The ...The North Plains Groundwater Conservation District is charged with conserving, protecting and preserving the Ogallala aquifer and other water resources in the northern Texas Panhandle. This we achieve through setting policy, education programs, District-provided services, and through the cooperation of local, state, and federal agencies.The Ogallala Aquifer is the largest aquifer in the United States and one of the largest aquifers in the world. It is referred to as the High Plains Aquifer in most technical reports because it underlies portions of eight states in America’s central “high” plains (predominantly Nebraska and Kansas, and parts of Oklahoma, Colorado, New ...Map water-level changes in the aquifer from predevelopment (generally 1950) or 1980 to winter or spring of the report year using water levels measured by Federal, State, and local entities. ... [Ogallala] aquifer. The directive from Congress was contained in the Water Resources Development Act of 1986 (Public Law 99-662).The Ogallala aquifer in the United States is at risk of depletion. This 174,000 sq mile aquifer provides so much water to the Great Plains region, but is bei...The Ogallala aquifer in the American high plains, along with similar aquifers in Mexico, Eastern Europe, Egypt, Arabia, Iran, India and China, represent the crisis zones for humanity's groundwater ...The Ogallala Aquifer The Ogallala Aquifer is a geologic formation of water-bearing porous rocks which underlines parts of eight states in the higher, western portion of the American Great Plains. It stretches about 1,300 km from north to south and, at the maximum, about 650 km from east to west (Fig. 1). The depth of the Aquifer from the ...The Ogallala aquifer is one of the major aquifers in Oklahoma, underlying the Panhandle and parts of the northwest regions. In the eastern part of the Oklahoma Panhandle, the Ogallala formation often sits directly on top of consolidated sediments, which are more than 250 million years old. The High Plains aquifer, which includes the well-known Ogallala aquifer, is the most important water source for much of western and central Kansas (fig. 1), supplying 70% to 80% of the water used by Kansans each day. Water from the High Plains aquifer supports the region's cities, industry, and much of its agriculture.

18 sty 2023 ... ... Ogallala Aquifer is the backbone of agriculture in the Great Plains. The expansive water source, called the High Plains aquifer by .... Kansas vs duke football score

map of ogallala aquifer

This USGS data release consists of two geospatial raster datasets and three geospatial vector data sets of water-level data. The data sets include a raster (A1) representing water-level change from predevelopment (about 1950) to 2015; the primary vector dataset (A2) of water-level-change data of static or near-static water levels in wells …Above is a map of all groundwater supplies in the United States. The light blue section in the center of the map spanning the majority of the United States from South Dakota to Texas is the Ogallala Aquifer. Map Maker. (n.d.). Retrieved November 15, 2008, from National Atlas: US Geological Survey: www-atlas.usgs.gov Ogallala Aquifer Program (OAP) scientists are requested to submit a detailed Project Plan (suggested length 3-5 pages) that addresses the overall OAP Goal of “Developing and evaluating water management strategies and technologies for maintaining and/or enhancing the economic viability of the agriculture industry and the vitality of the Southern Ogallala Aquifer Region.”Aquifer Properties · Age & Transport · Vadose Zone · CSD Interactive Data Map · GIS ... Current Maps (2022). The current series of maps are shown below. If you ...The kriging technique produced various maps that illustrated hydrologic conditions in the Ogallala aquifer, the principal source of water in west-central Kansas. Maps of the aquifer, which use a 3-year average, included the 1979-81 water-table altitudes, which ranged from about 2,580 to 3,720 feet; the 1979-81 saturated thicknesses, which ...Dec 1, 2000 · The Ogallala Aquifer is the western portion of the High Plains Aquifer (from the Colorado border to approximately the eastern boundary of Ford County). This portion of the aquifer has the lowest recharge and the greatest changes in saturated thickness , and in most areas is managed under "programmed depletion" rather than "safe yield" policies. The Ogallala Aquifer is one of the most important resources in Nebraska and in the Great Plains area. The Aquifer makes billions of dollars in food and provides people with clean drinkwater in the areas above the aquifer. The Aquifer has had water pumped out at high rates from 1950-present, however there have been more regulations that have ...The U.S. Geological Survey has released a new report detailing changes of groundwater levels in the High Plains aquifer. The report presents water-level change data in the aquifer for two separate periods: from 1950 – the time prior to significant groundwater irrigation development – to 2015, and from 2013 to 2015.Ogallala Aquifer. These layers show the spatial variability in the saturated thickness and saturated thickness change on the Great Plains. Web Map by ttucgst. Last Modified: February 11, 2014 (0 ratings, 0 comments, 2,013 views)The High Plains aquifer (HPA), which includes the Ogallala aquifer, is the primary source of water for western Kansas and is economically the most important groundwater resource in the state. This aquifer and the river-reservoir systems located principally in eastern Kansas are identified as the two most critical water resource components of ... See the handpicked 154 Ogallala Aquifer Map gallery posted by Ryan Johnson, share with your friends and social sites.Page Size: 54 x 36 inches. Average Change in Water Table Elevations from 2000 to 2005 for the High Plains Aquifer in Kansas. Page Size: 42 x 34 inches. Page Size: 20 x 16 inches. Estimated Usable Lifetime for the High Plains Aquifer in Kansas (based on ground-water trends from 1996 to 2000) Page Size: 20 x 16 inches.The Ogallala aquifer turned the region into America's breadbasket. Now it, and a way of life, are being drained away. This story appears in the August 2016 issue of National Geographic magazine ...Groundwater Management Districts. Basin and Boundary Map. Consumptive Use Map. Kansas Potential Net Evaporation in Inches (By Township and Range number) Reported water use by county and use made of water. Average groundwater use by section (2003-2012) Two-mile average groundwater use density by section (2003-2012)The Ogallala aquifer is a massive subterranean structure that encompasses about 450,000 squared kilometers of area underneath the continental United States (McGuire, 2007). According to McGuire, the aquifer spans across eight states: New Mexico, Texas, Oklahoma, South Dakota, Nebraska, Colorado, Kansas, and South Dakota.May 21, 2020 · The aquifer is a structural subset of the Ogallala formation, which is a geological structure that formed through the Miocene and Pliocene eras (i.e., 23 Mya to 2 Mya) (Kansas Geological Survey, 2015). The composition of the aquifer is a mixture between “silt, sand, gravel, and clay—rock debris” (Kansas Geological Survey, 2019) that ... A network of water-bearing rock, the High Plains aquifer extends into eight states and, in Kansas, is comprised of three components-the Ogallala aquifer, the Great Bend Prairie aquifer, and the Equus Beds. Biggest by far, the Ogallala aquifer underlies most of western Kansas and makes up the bulk of the High Plains aquifer in all eight states..

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